Whether there is a global strategy in the U. S. or not is still an open question. Many Americans insist that since presidential election takes place every four years, it’s simply impossible for any President to work out a global strategy in such a short time. Judged by the important factors such as strategy environment assessment, target formulation, strategy connotation expansion and effect evaluation, it is, in fact, very difficult to find out a country with a matured foreign, local